{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003431","488:4880005758","481:4810003594","496:4960010864","485:4850002291","467:4670001698","481:4810002589","498:4980001733","485:4850000323","477:4770004030","478:4780005507","484:4840003109","472:4720000301","488:4880001075","496:4960003343","481:4810002073","474:4740004153","472:4720003793","498:4980000548","499:4990002955","496:4960010002","470:4700001007","500:5000001857","479:4790002391","472:4720002333"],"twin_admin_codes":[500,488,481,496,485,467,481,498,485,477,478,484,472,488,496,481,474,472,498,499,496,470,500,479,472],"twin_sims":[0.05185255645284829,0.041784081950892484,0.032892500683046916,0.03168601306582843,0.023017200508725726,0.022276362579248643,0.02129356525163997,0.020955296320780248,0.0199220722180715,0.019032731626561588,0.018070212286692252,0.017694139142072376,0.017627580477347263,0.016653161686752526,0.016187564006717753,0.015402924465539543,0.013778489589049408,0.013623302500636017,0.013598226111229338,0.013495674608477871,0.01342010760903384,0.01322456323177554,0.013071474493865153,0.01281456088279342,0.012265597485093113],"twin_dists":[0.31596362389869703,0.3272857605546742,0.3393931525734152,0.34124530429194416,0.35669471689840376,0.358238433961314,0.3603566694026993,0.3611054430215181,0.3634595945928881,0.3655728082819291,0.36795944882440035,0.3689222749673421,0.36909454300271777,0.37168413681758905,0.3729687753780438,0.3752090745474134,0.38018620004201226,0.38068839906001706,0.38077002235236207,0.3811052164727721,0.3813536542159452,0.382002323514303,0.38251610394778945,0.38339041858435424,0.38531188141834266],"n_dims_used":45,"mean_confidence":0.9168399386935764},"coverage":{"mean_confidence":0.9168399386935764,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}